188045385 is an odd 9-digits composite number following 188045384
and preceding 188045386 . In scientific notation, it is written as 1.88045385 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 91173440 positive integers (up to 188045385) that are relatively prime to 188045385.
188045385 has 8 divisors, whose sum is 218816640
The reverse of 188045385 is 583540881
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred eighty-eight million forty-five thousand three hundred eighty-five
Scientific notation
1.88045385 × 10^8
Engineering notation
1.88045385 × 10^6
Prime Factorization
15 × 11 × 1139669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
188045385
Product of the distinct prime numbers
The prime factorization of 188045385 is 15 × 11 × 1139669.
Since it has a total of 3 prime factors.
5 , 10 , 39 , 63 , 379 , 837 , 5941 , 9243 , 83327 , 7118 , 675940 , 649084 , 1757537 , 5412373 , 61695594 , 33647286 , 565511314 , 903479170 , 7763324769 , 8735933819
n×2
376090770
n×3
564136155
n×4
752181540
n×5
940226925
n÷2
94022692.5
n÷3
62681795
n÷3
47011346.25
n÷5
37609077
n2
35361066819798225
n3
6.6494854241397E+24
n4
1.2504050466342E+33
n5
2.3513289840028E+41
2 √n
13712.964121589
3 √n
572.91152628923
4 √n
117.10236599484
5 √n
45.170254334028
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-188045384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 188045385 can be divided by 8 positive divisors.
The sum of these divisors (counting 188045385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011001101010101100001001001
3
Ternary
111002211200202220
4
Quaternary
23031111201021
5
Quinary
341114423020
6
Senary
30354244253
8
Octal
1315254111
10
Decimal
188045385
12
Duodecimal
52b86689
16
Hexadecimal
b355849
20
Vigesimal
2if5d95
36
Base36
33ygqx
md5
d0803e389103337d0c7eeaa810033ae6
sha1
f414a37488d8f7f58be982844afbd53736d07fdc
sha256
7017ffd4c33d1d65e89a55075c91c5e2a572d249391f6b780b10351d89017367
sha512
212fba9143c183ea8f1a541b887512bc7df2ad4fcab3b58a06ad5c34d786672c885d80901e3c6d0ecf8b76133308900ad70adbe6b55ca049395be0c6c4eb81cb
ripemd-160
17b39b6883c9f664d8834d34decec71d0caa633b
Diameter
376090770
Circumference
1181524000.1149
Area
1.1109006774418E+17
Volume
2.7853299411506E+25
Surface area
4.443602709767E+17
Circumference
1181524000.1149
Perimeter
752181540
Area
35361066819798225
Diagonal
265936333.80867
Surface area
212166400918789350
Volume
6.6494854241397E+24
Space diagonal
325704160.94885
Perimeter
564136155
Area
1.5311791085432E+16
Altitude
162852080.47443
Surface area
1.5311791085432E+16
Volume
7.8364937246838E+23
Height
88645444.60289